#170919
Closest named color: Almost Black (#070D0D). oklch(16.9% 0.039 322.4), rgb(23, 9, 25).
Aa
White text reads best on this color (19.27:1).
About this color
#170919 is a very dark, muted purple. In OKLCH its lightness is 17%, its chroma 0.039 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.048 away. White text reads best on it, at 19.27:1.
| Hue family | Purples |
| Lightness | very dark (17%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.27:1 |
Values
| HEX | #170919 |
| RGB | rgb(23, 9, 25) |
| HSL | hsl(293, 47%, 7%) |
| OKLCH | oklch(16.9% 0.039 322.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #170919 | 19.27:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #170919 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #170919 text on white | 19.27:1 | AAA | Lc 105.5 | Preferred for body text |
| #170919 text on black | 1.08:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F7F4F8
oklch(97.1% 0.006 317.8)
-
Step 100
100
#EEE7EF
oklch(93.6% 0.013 321.9)
-
Step 200
200
#E1D4E3
oklch(88.5% 0.025 321.7)
-
Step 300
300
#CFB7D2
oklch(80.8% 0.046 322.5)
-
Step 400
400
#B792BC
oklch(70.8% 0.073 322.4)
-
Step 500
500
#A476AB
oklch(63% 0.094 322)
-
Step 600
600
#8F5E96
oklch(55.5% 0.101 322.3)
-
Step 700
700
#7A4D80
oklch(49.1% 0.095 322.6)
-
Step 800
800
#634068
oklch(42.7% 0.077 322.3)
-
Step 900
900
#513655
oklch(37.7% 0.062 322.2)
-
Step 950
950 (this color)
#170919
oklch(16.9% 0.039 322.4)
#170919 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #070D1A | 0.035 |
| Deuteranopia (no green cones) | #0B0F19 | 0.032 |
| Tritanopia (no blue cones) | #170B0F | 0.024 |
| Achromatopsia (no color) | #0E0E0E | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170919
#170919
oklch(16.9% 0.039 322.4)
- #051304
#051304
oklch(16.8% 0.039 141.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #170919, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.048
- Rich Navy #001219 ΔE 0.054
- Very Dark Brown #1D0200 ΔE 0.059
- Rich Black #0D1B2A ΔE 0.065
- Very Dark Purple #2A0134 ΔE 0.073
- Midnight Purple #280137 ΔE 0.074
- Midnight #03012D ΔE 0.076
- Dark Navy Blue #00022E ΔE 0.081
Use #170919 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.